Home / 926,725.89-1,278,501.66-563,858.85

Finding the Fourth Proportional to 926,725.89, 1,278,501.66 and 563,858.85

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Solution

The fourth proportional to 926,725.89, 1,278,501.66 and 563,858.85 is: 777,893.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,725.89 : 1,278,501.66 = 563,858.85 : x
  2. Step 2: Convert to fraction form
    926,725.89/1,278,501.66 = 563,858.85/x
  3. Step 3: Cross multiply
    926,725.89x = 1,278,501.66 × 563,858.85
  4. Step 4: Simplify right side
    926,725.89x = 720,894,475,730.69
  5. Step 5: Solve for x
    x = 720,894,475,730.69/926,725.89
  6. Step 6: Final answer
    x = 777,893.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.